25 years of treatment wetland
and Nature-based Solutions

IRIDRA is an engineering and consultancy firm with twenty-five years' experience and interdisciplinary professionals, able to provide all the services in the field of planning, design and works supervision related to sustainable water management. Particularly, IRIDRA is nowadays recognized as a leading firm in the field of nature-based solutions (NBS) and green infrastructure (such as constructed wetland for wastewater treatment), sustainable drainage systems (SuDS), ecosystem services and climate change adaptation and mitigation in the water sector worldwide. IRIDRA is a founding member of Global Wetland Technology.

We propose the best solutions based on nature (NBS - Nature-based solution) for wastewater treatment, exploiting complex biochemical, physical and physiological treatment processes. 

Water is a key element of our environment. Thanks to nature-based solutions, IRIDRA wants to face and gives a response to the several challenges that are threating water and our social environment, from water pollution control to water scarcity, from site contamination to restoration of our fluvial and built environments.

Thanks to the multidisciplinary experience gained over the years, IRIDRA staff is able to provide a vast pool of services, from more technical ones to those voted to research, innovation, and dissemination.